<template>
  <div class="aaa">
    <p>孙子组件</p>
    <span>{{msgAAA}}</span>
  </div>
</template>

<script>
export default {
  props:{
    msgAAA:String
  }
}
</script>

<style scoped>
  .aaa{
    width: 500px;
    height: 200px;
    background-color: aquamarine;
  }
</style>
